Answer with positive exponent =
or 
Answer with negative exponent = 
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Explanation:
The rule we use is

If we multiply two exponential expressions with the same base, then we add the exponents.
The base for each is 5. The exponents 4 and -7 add to -3.
This means

To convert to a positive exponent, we apply the reciprocal to the base. We go from 5, aka 5/1, to 1/5.
So, 
Answer:
57
Step-by-step explanation:
The range of a data set is
Largest data value - Smallest data value
62 - 5
= 57
The range of the data set is 57 pounds.
Answer:
You just add them together. Sense your mixing yellow and blue there's more blue then there is yellow but anyway you would add the blue 2.0 since it's just two cups and add 0.5 sense it just this amount of yellow together and you get 2.5 because combined together this is the total amount.
Step-by-step explanation: